Home / 984,552,989.46-1,359,101,475.81-613,458,367.98

Finding the Fourth Proportional to 984,552,989.46, 1,359,101,475.81 and 613,458,367.98

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Solution

The fourth proportional to 984,552,989.46, 1,359,101,475.81 and 613,458,367.98 is: 846,833,214.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,552,989.46 : 1,359,101,475.81 = 613,458,367.98 : x
  2. Step 2: Convert to fraction form
    984,552,989.46/1,359,101,475.81 = 613,458,367.98/x
  3. Step 3: Cross multiply
    984,552,989.46x = 1,359,101,475.81 × 613,458,367.98
  4. Step 4: Simplify right side
    984,552,989.46x = 833,752,173,269,612,032
  5. Step 5: Solve for x
    x = 833,752,173,269,612,032/984,552,989.46
  6. Step 6: Final answer
    x = 846,833,214.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.